[rakudo] Handle the case where a fractional part of a number contains underscores; PIR doesn't allow this, so just whip 'em out. Resolves RT#58998.
[rakudo] Handle the case where a fractional part of a number contains underscores; PIR doesn't allow this, so just whip 'em out. Resolves RT#58998.

git-svn-id: 6e74a02f85675cec270f5d931b0f6998666294a3@31225 d31e2699-5ff4-0310-a27c-f18f2fbe73fe

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